Home / 121,016-177,636

Finding the Third Proportional to 121,016 and 177,636

Calculator

Solution

The third proportional to 121,016 and 177,636 is: 260,746.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,016 : 177,636 = 177,636 : x
  2. Step 2: Convert to fraction form
    121,016/177,636 = 177,636/x
  3. Step 3: Cross multiply
    121,016x = 177,636 × 177,636
  4. Step 4: Simplify right side
    121,016x = 31,554,548,496
  5. Step 5: Solve for x
    x = 31,554,548,496/121,016
  6. Step 6: Final answer
    x = 260,746.91

Related Problems

Find third proportional to 60,508 and 88,818
Half scale
Find third proportional to 242,032 and 355,272
Double scale
Find third proportional to 121,018 and 177,639
Similar ratio
Find third proportional to 181,524 and 266,454
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.